relent

Synonyms: acquiesce be merciful capitulate cave in change one’s mind come around comply cool it cry uncle die away drop ease ease off ease up on ebb fall fold forbear give in give quarter give some slack give up give way go along with go easy on have mercy have pity lay back let go let it happen lighten up mellow out melt moderate quit relax say uncle show mercy slacken slow soften subside wane weaken yield

Antonyms: build increase rise